Hello I appreciate your concern. Pain in thigh and leg which aggravates on walking and standing and relieves on taking rest, might be related to inflammatory or degenerative disease of the joint and muscle here, I would like further information like your age, relevant medical history, do you smoke? have you oredered any investigation than please uplaod me reports Meanwhile take rest, avoid strenuous exertion and you can take painkiller like paracetamol or diclofenac group of drugs for symptomatic relief Please write back to me with all the details, I have asked for, so that I will be able to tell you more precisely. Best wishes